CN104823407A - Method and apparatus of resource allocation or resource release - Google Patents
Method and apparatus of resource allocation or resource release Download PDFInfo
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- CN104823407A CN104823407A CN201380062711.5A CN201380062711A CN104823407A CN 104823407 A CN104823407 A CN 104823407A CN 201380062711 A CN201380062711 A CN 201380062711A CN 104823407 A CN104823407 A CN 104823407A
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- 238000000034 method Methods 0.000 title claims abstract description 60
- 238000013468 resource allocation Methods 0.000 title abstract description 4
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/20—Trackside control of safe travel of vehicle or train, e.g. braking curve calculation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
- G06F15/163—Interprocessor communication
- G06F15/173—Interprocessor communication using an interconnection network, e.g. matrix, shuffle, pyramid, star, snowflake
- G06F15/17306—Intercommunication techniques
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L47/00—Traffic control in data switching networks
- H04L47/70—Admission control; Resource allocation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L19/00—Arrangements for interlocking between points and signals by means of a single interlocking device, e.g. central control
- B61L19/06—Interlocking devices having electrical operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L21/00—Station blocking between signal boxes in one yard
- B61L21/04—Electrical locking and release of the route; Electrical repeat locks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
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Abstract
A method of resource allocation by a resource controlling device includes receiving, from a sending device, a list of resource devices requested by a resource requesting device. Allocation of a first resource device on the list of resource devices is performed. A list of remaining resource devices is sent to a next resource controlling device if the first resource device on the list of resource devices is successfully allocated for the resource requesting device and the first resource device is not a last resource device on the list of resource devices. An allocation failure message is sent to the sending device if the first resource device on the list of resource devices is not successfully allocated for the resource requesting device.
Description
Background technology
Traffic system is instructed to comprise multiple signaling and guide member (being also referred to as resource apparatus), for limiting and interlocking route segment for the vehicle of traffic system.Instruct the vehicle in traffic system to be assigned with the task of moving to terminal along fixed route from starting point, wherein fixed route comprises one or more route segment limited by the resource apparatus of correspondence.Vehicle must confirm to need all resource apparatus performing this task to be assigned to vehicle before starting to execute the task.In some cases, resource apparatus needs multiple vehicles for having different distribution channels, and therefore multiple vehicle is vied each other the distribution of resource apparatus.
Accompanying drawing explanation
In the accompanying drawings, by example, unrestriced mode shows one or more embodiment, in describing in the whole text, and element like the element representation class with same reference numerals, wherein:
Fig. 1 is the system diagram of the traffic system according to one or more embodiment;
Fig. 2 A and Fig. 2 B is the diagram of the exemplary lists of resource apparatus according to one or more embodiment;
Fig. 3 is the flow chart of the method for the Resourse Distribute for resource request equipment according to one or more embodiment;
Fig. 4 A and Fig. 4 B is the diagram of the exemplary resources race condition according to one or more embodiment;
Fig. 5 is the flow chart of the method discharged according to the resource for resource request equipment of one or more embodiment;
Fig. 6 is the block diagram of the resource control device according to one or more embodiment; And
Fig. 7 is the system diagram of the exemplary railway system according to one or more embodiment.
Embodiment
Following discloses content provides many different embodiments or example, for realizing different characteristic of the present invention.The particular instance of parts or layout will be described to simplify the present invention below.Certainly, these are only example and are not intended to limit the present invention.According to the standard practices in industry, all parts in figure be not drawn to scale and only for illustration of object.
Fig. 1 is the system-level diagram of the traffic system 100 according to one or more embodiment.Traffic system 100 comprises central control unit 110, the first resource requesting service 122 be positioned on the first vehicle 124, be positioned at Secondary resource requesting service 126 on the second vehicle 126 and four resource control device 132,134,136 and 138.Each in resource control device 132,134,136 and 138 is associated with one or more resource apparatus R1, R2, R3, R4 and R5.Such as, resource control device 132 is coupled to resource apparatus R1 and R2.Resource control device 132 controls the operation of resource apparatus R1 and R2.(namely resource control device 132 is also responsible for reserved resource apparatus R1 or R2 of specific resource request equipment 122 or 126, " Resourse Distribute ") or the further request (that is, " resource release ") that makes resource apparatus R1 or R2 can be used for from resource request equipment 122 or 126.In certain embodiments, resource control device 132 is the specific installations being physically different from resource apparatus R1 and R2.In certain embodiments, one in resource apparatus R1 and R2 be associated or all and resource control device 132 are implemented as integrated equipment.
Central control unit 110, first resource requesting service 122, Secondary resource requesting service 126 and resource control device 132,134,136 and 138 can pass through communication network (network) 150 and intercom mutually.In certain embodiments, network 150 observes one or more wireless communication protocols (such as BLUETOOTH, WIFI, WIMAX, GPRS or WCDMA) and/or wired communication protocol (such as ETHERNET, USB or IEEE-1394).
In at least one embodiment, central control unit 110 is that task sent by the first vehicle 124, and the first resource requesting service 122 on the first vehicle determines based on the database on the first vehicle required resource apparatus of executing the task.First resource requesting service 122 generates the list of the resource apparatus be assigned with, and the some or all of cooperations in this first resource requesting service resource control device 132,134,136 and 138 corresponding with resource apparatus R1, R2, R3, R4 or R5 of executing the task required.In certain embodiments, have greater or less than two vehicles in traffic system 100.In certain embodiments, be associated with the resource apparatus greater or less than five greater or less than the resource control device of four in traffic system 100.In certain embodiments, if the first vehicle 124 no longer needs to be previously the resource apparatus of first resource requesting service 122 distribution, then first resource requesting service 122 also generates the list of d/d resource apparatus, and this first resource requesting service cooperates with suitable resource control device 132,134,136 or 138, to discharge resource apparatus R1, R2, R3, R4 or R5 of previously distributing.
Fig. 2 A is the diagram of the exemplary lists 210 according to the resource apparatus of one or more embodiment.List 210 is the line style lists based on resource apparatus R1, R2, R3 and R4 when executing the task, the order of the resource apparatus used by vehicle being carried out arranged in order.Fig. 2 B is the diagram of another exemplary lists 220 of resource apparatus according to one or more embodiment.List 220 is tree-shaped lists of the Liang Ge branch with alternate combinations and the order representing and need resource apparatus R1, R2, R3, R4 and R5 of executing the task.List 220 provides the resource apparatus that two kinds of possible modes carry out allocating task.Based on resource apparatus R1, R2, R3, R4 and R5 of when executing the task, the order of the resource apparatus used by vehicle sequentially being arranged along each branch.
Fig. 3 is the flow chart of the method 300 of the Resourse Distribute for resource request equipment 122 or 126 according to one or more embodiment.Should be appreciated that, additional operations can be performed before, during and/or after method 300 shown in Fig. 3, and only briefly describe some other flow process herein.
As shown in Fig. 3 and Fig. 1 and Fig. 2 A, in operation 310, resource control device 132 receives the list (list 210 such as Fig. 2 A) of resource request equipment 122 requested resource equipment from transmitting apparatus.In certain embodiments, if resource control device 132 is associated with the first resource equipment R1 in the list 210 of being issued by resource request equipment 122 at first, then transmitting apparatus is resource request equipment 122, and the list received is the complete list of institute's request resource equipment.In certain embodiments, if resource control device (such as resource control device 134) with not in initial list 210 of being issued by resource request equipment 122 first resource apparatus (as, resource apparatus R3) be associated, then transmitting apparatus be another resource control device (as, resource control device 132), and the list received is the list needing the surplus resources equipment distributed further.
In operation 315, resource control device 132 determines whether be authorized to from the list of the resource apparatus of resource request equipment 122, that is, whether resource request equipment 122 is current is the resource request equipment of authorizing.In certain embodiments, resource request equipment 122 is the resource request equipment that traffic system 100 is trusted, but is only the resource apparatus of authorizing during one or more predetermined time scope.In certain embodiments, if resource request equipment 122 is in the predetermined list of the resource request equipment of authorizing, then resource request equipment 122 is authorized to.In at least one embodiment, all resource request equipment 122 and 126 is all authorized, therefore omits operation 315.In certain embodiments, central control unit 110 keeps and upgrades the predetermined list of resource request equipment of the mandate for all resource control device 132,134,136 and 138.In certain embodiments, central control unit 110 keeps and is updated to the multiple predetermined list of resource request equipment of mandate of each resource control device 132,134,136 and 138 customization.
If resource request equipment 122 is confirmed as authorizing, then flow process proceeds to operation 320, and wherein resource control device 132 confirms that in fact whether the first resource equipment (such as R1) in the list 210 of resource apparatus be associated with resource control device 132.If first resource equipment R1 is associated with resource control device 132, then flow process proceeds to operation 330.
In operation 330, resource control device 132 determines whether first resource equipment R1 can be used for first resource requesting service 122.In certain embodiments, resource apparatus R1 is set to the one in " unallocated ", " distributing " and " wait " state.In certain embodiments, if resource apparatus R1 is current be set to " unallocated " state, then resource apparatus R1 can use.
Then flow process proceeds to operation 340, and wherein resource apparatus R1 is assigned to resource request equipment 122.In certain embodiments, the resource apparatus R1 for first resource requesting service 122 will be set to " distributing ".In certain embodiments, resource apparatus R1 will be set to " wait " state temporarily, and flow process proceeds to operation 360.If all remaining resource apparatus in list 210 is all by the one-tenth distribution of work, then resource apparatus R1 is set to " distributing " state by resource control device 132 subsequently.Otherwise resource apparatus is set to " unallocated " state by resource control device 132 subsequently, and resource allocation operations 340 is regarded as failure.
Be set to " wait " or after " distributing ", flow process proceeds to operation 350 at the resource apparatus R1 for resource request equipment 122, wherein resource control device 132 determines that whether resource apparatus R1 is the last resource apparatus in list 210.If resource apparatus R1 is not the last resource apparatus in list 210, then the surplus resources equipment (such as surplus resources equipment R2, R3 and R4) in list 210 will be transferred into next corresponding resource control device.In certain embodiments, if next corresponding resource control device is current resource control device 132 (for resource apparatus R2) just, then flow process is back to operation 340, so that the resource apparatus be associated R2 is distributed to same resource control device 132.In certain embodiments, flow process proceeds to operation 360, instead of is next resource apparatus R2 executable operations 340 again of same resource control device 132 immediately.
In operation 360, resource control device 132 sends the list of surplus resources equipment (e.g., resource apparatus R3 and R4) to next resource control device 134.First resource equipment R3 in the list of surplus resources equipment is associated with next resource control device 134.On the other hand, the resource apparatus processed if current is the last resource apparatus in list 210, then, in operation 370, resource control device 132 sends to transmitting apparatus and/or resource request equipment 122 and is assigned message.
In operation 340, if resource apparatus R1 or R2 does not successfully distribute to resource request equipment 122, then flow process proceeds to operation 380.Resource control device 132 sends to transmitting apparatus and distributes failed message.In addition, for any negative decision from operation 315,320 and 330, flow process also all proceeds to operation 380, distributes failed message to send to transmitting apparatus.
Resource control device 134,136 and 138 when the list receiving resource apparatus, also manner of execution 300.Such as, in operation 310, resource control device 134 receives the list of surplus resources equipment from transmitting apparatus (that is, resource control device 132).Then, in operation 320, resource control device 134 determines whether the first resource equipment R3 in the list of surplus resources equipment is associated with resource control device 134, and about the Resourse Distribute described by operation 330 and 340 above performing.If be first resource requesting service 122 Resources allocation equipment R3 success, then then resource control device 134 sends another list of surplus resources equipment (only having resource apparatus R4 now) to the resource control device 136 of correspondence.
If be first resource requesting service 122 Resources allocation equipment R4 success, then in operation 350, resource control device 136 determines that resource apparatus R4 is the last resource apparatus in the list of resource control device 136 reception really.As a result, in operation 370, resource control device 136 sends to transmitting apparatus (that is, resource control device 134) and/or resource request equipment 122 and is assigned message.
In certain embodiments, in operation 370, for each resource control device, if first resource equipment is also the last resource apparatus in resource apparatus list, then resource control device 132,134 or 136 sends directly to resource request equipment 122 and is assigned message.In certain embodiments, resource request equipment 122 is fed back in mode step by step by all intermediary resources control appliances by being assigned message.So, each intermediary resources control appliance all receive from next resource control device of correspondence be assigned message time to correspondence transmitting apparatus send be assigned message.
In certain embodiments, in operation 380, resource control device 132,134 or 136 directly sends failed message to resource request equipment 122 and/or indirectly sends failed message in mode step by step by all intermediary resources control appliances for the list of resource request equipment 122 requested resource equipment.In certain embodiments, resource control device 132,134 or 136 receives from next resource control device and distributes failed message and this distribution failed message be sent to corresponding transmitting apparatus.In addition, in certain embodiments, in response to the distribution failed message from next resource control device, resource control device 132,134 or 136 is released to the resource apparatus of the correspondence that resource request equipment 122 distributes.
As shown in Fig. 3 and Fig. 1 and Fig. 2 B, in operation 360, if resource control device (resource control device 132 be such as associated with resource apparatus R2) receives distribute failed message from next resource control device (resource control device 134 be such as associated with resource apparatus R3), then resource control device 132 sends the optional list of surplus resources equipment (comprising resource apparatus R4 and R5) to the resource control device 136 of another correspondence, the resource control device 136 that first resource equipment R4 in the optional list of surplus resources equipment is corresponding with another is associated.
Therefore, performed the distribution of resource apparatus in a sequential manner according to the order of the resource apparatus in resource apparatus list by the resource control device of correspondence.First resource control appliance in list directly receives whole list from resource request equipment, and then each resource control device below receives the list of surplus resources equipment from the previous resource control device of correspondence.In certain embodiments, the list of surplus resources equipment remains whole lists of resource apparatus, and whole lists of this resource apparatus comprise the state information which resource apparatus represented in list is the resource apparatus that first is not also processed.
Fig. 4 A and Fig. 4 B is the diagram of the exemplary resources race condition according to one or more embodiment.When two or more resource request device request distribute same resource establish time, can resource contention be there is.In certain embodiments, the distribution of each resource apparatus is performed based on the principle of prerequisite variable.In certain embodiments, additional treatments is performed to prevent deadlock during resource contention.
In Fig. 4 A and Fig. 4 B, show nine resource apparatus R1 to R9 and two resource request equipment 410 and 420 as an example.Although actually by the resource control device be associated with resource apparatus R1 to R9 to perform resource allocation methods 300, in Fig. 4 A and Fig. 4 B, eliminate corresponding resource control device to avoid making the explanation of exemplary resources race condition thicken.
In Figure 4 A, first resource requesting service 410 has the list of requested resource equipment R1, R2, R5 and R8.Secondary resource requesting service 420 has the list of asked equipment R6, R5, R4 and R7.For the list of the requested resource equipment from Secondary resource requesting service 420, for the correspondence of resource apparatus R6, R5, R4 and R7 resource control device process as above about Fig. 3 flow chart described by Resourse Distribute.For the list of the requested resource equipment from first resource requesting service 410, for the correspondence of resource apparatus R1 and R2 resource control device process as above about Fig. 3 flow chart described by Resourse Distribute.
But, when the resource control device of the correspondence for resource apparatus R2 sends the list of surplus resources equipment to the resource control device be associated with resource apparatus R5, there is resource contention.In certain embodiments, based on the distribution of the principle execution resource apparatus R5 of prerequisite variable.In Figure 4 A, before receiving the list from the resource control device of the correspondence for resource apparatus R2, resource apparatus R5 has been assigned to Secondary resource requesting service 420.
In certain embodiments, if the resource apparatus R5 for Secondary resource requesting service 420 is set to " wait " state, then method 300 remains on operation 340, wherein, performs the method by the resource control device of the resource apparatus R5 for first resource requesting service 410.State subsequently for the resource apparatus R5 of Secondary resource requesting service 420 will be set to " distributing " state or be set to " unallocated " state, as the result of being allocated successfully of resource apparatus/failed of distributing from the downstream (from resource apparatus R5) of the resource apparatus list of Secondary resource requesting service 420.In at least one embodiment, first resource requesting service 410 and other resource request equipment to remain on based on the principle (that is, queue) of prerequisite variable and wait in list by the resource control device of resource apparatus R5.After resource apparatus R5 is no longer in " wait " state, the operation 340 recovering to be used for first resource requesting service 410 also as above performs this operation about described in Fig. 3.
In other embodiment, if be set to " distributing " state for the resource apparatus R5 of Secondary resource requesting service 420, process 300 then by performing for the resource control device of the resource apparatus R5 of first resource requesting service 410, the distribution failure of resource apparatus R5 is determined in this process.In at least one embodiment, distribute failed message and be fed back to first resource requesting service 410 by corresponding intermediary resources control appliance (being associated with resource apparatus R2 and R1).If resource apparatus R2 and R1 of the resource apparatus list upstream (from resource apparatus R5) of first resource requesting service 410 was previously set to " distributing " state or " wait " state, then they were set to " unallocated " state.
In other embodiment other, the distribution of resource apparatus R5 also accepts preferential or flash request.Such as, prior information is carried in the list from the resource apparatus of first resource requesting service 410.If the resource control device of resource apparatus R5 is determined: the request from first resource requesting service 410 has precedence over the request of Secondary resource requesting service 420, then the state of resource apparatus R5 is become " unallocated " state from " wait " state by the resource control device of resource apparatus R5 by force.
In figure 4b, first resource requesting service 410 has the list of requested resource equipment R1, R2, R5 and R4.Secondary resource requesting service 420 has the list of requested resource equipment R9, R8, R5 and R2.For the list of the requested resource equipment from first resource requesting service 410, for the correspondence of resource apparatus R1 and R2 resource control device process as above about Fig. 3 flow chart described by Resourse Distribute.For the list of the requested resource equipment from Secondary resource requesting service 420, for the correspondence of resource apparatus R9, R8 and R5 resource control device process as above about Fig. 3 flow chart described by Resourse Distribute.
But the resource control device for the correspondence of resource apparatus R2 and R5 almost sends the list of the surplus resources equipment being used for first resource requesting service 410 and Secondary resource requesting service 420 to the other side simultaneously.In other words, before being assigned of list of previous receipt, according to the list of previous receipt, there is resource contention in the list of current reception from during downstream sources control appliance.The list of previous receipt is the reason that current resource apparatus R2 or R5 by correspondence is set to " wait " state or " distributing " state.In certain embodiments, for the such resource contention of resource control device process of the correspondence of resource apparatus R2 and R5, as the distribution failed message received from the other side.In certain embodiments, distribute failed message and be fed back to first resource requesting service 410 and Secondary resource requesting service 420 by intermediary resources control appliance.In certain embodiments, at once or after waiting for random time section, first resource requesting service 410 and Secondary resource requesting service 420 to resend the corresponding lists of requested resource equipment to the first resource control appliance of the correspondence in list when receiving and distributing failed message.
In at least one embodiment, prior information is carried in the list of resource apparatus.Therefore, the Resourse Distribute with the list of higher priority proceeds, and the Resourse Distribute with the list of more low priority will be forced to recall.
Fig. 5 is the flow chart of the method 500 discharged according to the resource for resource request equipment of one or more embodiment.Should be appreciated that, additional operations can be performed before, during and/or after method 500 shown in Fig. 5, and only briefly describe some other process herein.
As shown in Fig. 5 and Fig. 1 and Fig. 2 A, in operation 510, resource control device 132 receives from transmitting apparatus (such as resource request equipment 122) herein the list by d/d resource apparatus (list 210 such as Fig. 2 A) being used for resource request equipment 122.In operation 520, resource control device 132 determines that in fact whether the first resource equipment (such as R1) in resource apparatus list 210 be associated with resource control device 132.If first resource equipment R1 is associated with resource control device 132, then process proceeds to operation 525, and whether wherein the further confirmation of resource control device 132 is current distributes to resource request equipment 122 by first resource equipment R1.
In operation 530, after determining that first resource equipment R1 is current and being assigned to resource request equipment 122, first resource equipment R1 is set to " unallocated " state.Flow process proceeds to operation 540, and wherein resource control device 132 optionally stops the operation of the resource apparatus R1 of the correspondence being used for resource control device 132.In certain embodiments, in operation 540, resource control device 132 is stopped using resource apparatus R1.In certain embodiments, in operation 540, resource apparatus R1 is set to default mode of operation by resource control device 132.
In operation 530, if successfully do not discharged for the resource apparatus R1 of resource request equipment 122, then flow process proceeds to operation 550.Resource control device 132 sends release failure message to transmitting apparatus.In addition, for any negative decision from operation 520 and 525, process also all proceeds to operation 550, distributes failed message to send to transmitting apparatus.
After the resource apparatus R1 being used for resource request equipment 122 is successfully set to " unallocated ", process proceeds to operation 550, and wherein resource control device 132 determines whether resource apparatus R1 is resource apparatus last in list 210.If resource apparatus R1 is not the last resource apparatus in list 210, then still need to discharge the surplus resources equipment in list 210, such as surplus resources equipment R2, R3 and R4.
In certain embodiments, if the resource control device of next correspondence is current resource control device 132 (for resource apparatus R2) just, then process returns operation 530 and 540, to discharge the resource apparatus R2 be associated with same resource control device 132.In certain embodiments, process proceeds to operation 570, instead of for next resource apparatus R2 executable operations 530 and 540 at once again of same resource control device 132.
In operation 570, resource control device 132 sends the list of surplus resources equipment (such as resource apparatus R3 and R4) to next resource control device 134.First resource equipment R3 in the list of surplus resources equipment is associated with next resource control device 134.On the other hand, if resource apparatus is the last resource apparatus in list 210, then, in operation 580, resource control device 132 directly or by intermediary resources control appliance sends Release complete indirectly to resource request equipment 122.
Fig. 6 is the block diagram of the resource control device 600 according to one or more embodiment.Resource control device 600 can be used as resource control device 132,134,136 and 138.
Resource control device 600 comprises hardware processor 610 and encodes the non-transitory computer-readable storage media 620 of (that is, storing) computer program code 622 (that is, the set of executable instruction).Processor 610 is electrically coupled to computer-readable recording medium 620.Processor 610 is configured to the computer program code 622 performing coding in computer-readable recording medium 620, makes the some or all operations of resource control device 600 execution described by Fig. 3 and Fig. 5.
Resource control device 600 also comprises the network interface 630 and resource apparatus interface 640 that are coupled to processor 610.Network interface 630 allows resource control device 600 to communicate with network 150 (Fig. 1), and wherein one or more other resource control device and resource request equipment connection are to this network.Network interface comprises one or more radio network interfaces (such as BLUETOOTH, WIFI, WIMAX, GPRS or WCDMA) or wired network interface (such as ETHERNET, USB or IEEE-1394).Resource apparatus interface 640 allows resource control device 600 communicate with corresponding one or more resource apparatus R1, R2, R3, R4 with R5 (Fig. 1) or control them.
In certain embodiments, processor 610 is CPU (CPU), multiprocessor, distributed processing system(DPS), application-specific integrated circuit (ASIC) (ASIC) and/or suitable processing unit.
In certain embodiments, computer-readable recording medium 620 is electricity, magnetic, optical, electrical magnetic, infrared and/or semiconductor system (or device or equipment).Such as, computer-readable recording medium 620 comprises semiconductor or solid-state memory, tape, removable computer disk, random access memory (RAM), read-only memory (ROM), rigid magnetic disks and/or CD.In some embodiments using CD, computer-readable recording medium 620 comprises compact disk-read-only memory (CD-ROM), compact disk-read/write (CD-R/W) and/or digital video disk (DVD).
In certain embodiments, storage medium 620 stores and is configured to make computer system 600 perform the computer program code 622 of the method described by Fig. 3 or Fig. 5.In certain embodiments, the information that storage medium 620 also stores information required for manner of execution 300 and 500 and generates during manner of execution 300 and 500, the list 623 of the resource request equipment of the mandate such as received from central control unit 110 (Fig. 1), the list 624 of resource apparatus received, the list 625 of surplus resources equipment or the information 626 for operating corresponding one or more resource apparatus R1, R2, R3, R4 and R5.
Fig. 7 is the exemplary railway system 700 according to one or more embodiment.Further by the exemplary railway system 700 traffic system 100 (Fig. 1) and method 300 and 500 (Fig. 3 and Fig. 5) be shown many may apply in one.
The railway system 700 comprises the first track 702, second track 704, can arrive the first platform 706 of the first track 702 and can arrive the second platform 708 of the second track 704.As shown in Figure 7, train 710 to be currently located on the first track 702 and to be parked in the first platform 706 place.Four switches 722,724,726 and 728 are coupled with the first track 712 and the second track 714, move between the first track 702 and the second track 704 optionally to guide train 710.First track 702 and the second track 704 are provided with multiple signalling arrangement 732,734,736,738,742,744,746 and 748.Switch 722,724,726 and 728 and signalling arrangement 732,734,736,738,742,744,746 and 748 correspond to the resource apparatus shown in Fig. 1.In addition, train 710 is equipped with the vehicle-mounted resource request equipment corresponding to the resource request equipment shown in Fig. 1.
The railway system 700 also comprises the multiple resource control device 751,752,753,754,755,756,761,762,763,764 and 765 corresponding to the resource control device shown in Fig. 1.Each in resource control device 751,752,753,754,755,756,761,762,763,764 and 765 is associated with one or more in switch 722,724,726 and 728 and signalling arrangement 732,734,736,738,742,744,746 and 748.As shown in Figure 7, resource control device 764 is associated with switch 728 and signalling arrangement 746.Other resource control device in Fig. 7 are only associated with corresponding in switch 722,724 and 726 and signalling arrangement 732,734,736,738,742,744 and 748.
The railway system 700 also comprises: central control unit 770, corresponding to the central control unit in Fig. 1; With network 780, corresponding to the network in Fig. 1.Resource request equipment on resource control device 751,752,753,754,755,756,761,762,763,764 and 765, train 710 and central control unit 770 are all coupled with network 780, and this network observes wired communication protocol or wireless communication protocol.
In at least one embodiment, central control unit 770 to train 710 allocating task, to move to the second platform 708 from the first platform 706.In order to execute the task, train 710 needs to guarantee to distribute some resource apparatus (such as signalling arrangement 732 and 734) along the first track 702, train 710 is guided to the second track 704 by switch 722 and 728, and along the second track 704 distributing signal equipment 746 and 748.Therefore, the resource request equipment on train 710 sends resource apparatus list (comprising resource 732,734,722,728,746 and 748) according to list to the resource control device 751 of the first correspondence.Then, the corresponding method 300 of resource control device 751,752,753,764 and 765 according to Fig. 3 performs Resourse Distribute.Once train 710 arrives the second platform 708, the resource request equipment on train 710 just sends resource apparatus list (comprising resource 732,734,722,728,746 and 748) according to list to the resource control device 751 of the first correspondence further.Then, corresponding resource control device 751,752,753,764 and 765 method 500 according to Fig. 5 performs resource release.
In certain embodiments, task division is two or more subtask by train 710, and the resource request equipment on train 710 is with the distribution of segmented mode request resource equipment.Such as, the distribution of train 710 first request signal equipment 732 and 734, moves to switch 722 from the first platform 706, then asks the distribution of switch 722 and 728 and signalling arrangement 746 and 748.In certain embodiments, the complete list of resource apparatus is sent to resource control device, and this complete list comprises following information: the one-tenth distribution of work of the resource apparatus of the first predetermined quantity is not by the impact from the unsuccessful outcome in list downstream.
Traffic system 100 and the railway system 700 are used as example, with describing method 300 and 500 and resource control device 600.But the those of ordinary skill of this area skill it should be appreciated that method 300 and 500 and resource control device 600 can be applicable to other application many, and the distribution of such as data communication system or resource apparatus is any system of the prerequisite performing the task of distributing.
According to an embodiment, a kind of method of being carried out Resourse Distribute by resource control device, being comprised: the list receiving resource request equipment requested resource equipment from transmitting apparatus.If first resource equipment is associated with resource control device and resource request equipment is authorized to, then perform the distribution of the first resource equipment in the list of resource apparatus.If the first resource equipment in the list of resource apparatus become the distribution of work for resource request equipment and first resource equipment be not resource apparatus list on last resource apparatus, then send the list of surplus resources equipment to next resource control device.First resource equipment in the list of surplus resources equipment is associated with next resource control device.If the first resource equipment in the list of resource apparatus is not used for resource request equipment by the one-tenth distribution of work, then sends to transmitting apparatus and distribute failed message.
According to another embodiment, a kind of method by resource control device releasing resource comprises: from transmitting apparatus receive be used for first resource requesting service by the list of d/d resource apparatus.If first resource equipment is associated with resource control device and is currently allocated for resource request equipment, then perform the release of the first resource equipment in the list of resource apparatus.If the first resource equipment in the list of resource apparatus is not the last resource apparatus in the list of resource apparatus, then to next resource control device send be used for resource request equipment by the list of d/d surplus resources equipment.First resource equipment in the list of surplus resources equipment is associated with next resource control device.If the first resource equipment for resource request equipment in the list of resource apparatus is not released successfully, then send release failure message to transmitting apparatus.
According to another embodiment, a kind of resource control device comprises communication interface and processor.Communication interface is configured to communicate with another resource control device with resource request equipment.Processor is configured to be coupled with one or more resource apparatus.Processor is configured to: receive the list being used for the resource apparatus of resource request equipment be assigned with or discharge; If the first resource equipment in the list of resource apparatus is coupled with processing unit, then perform distribution or the release of first resource equipment; And if first resource equipment be not resource apparatus list on last resource apparatus, then send the list of surplus resources equipment to another resource control device, the first resource equipment in the list of surplus resources equipment is associated with another resource control device.
The feature discussing multiple embodiment above makes those skilled in the art can understand various aspects of the present invention better.It should be appreciated by those skilled in the art that they can easily based on the disclosure design or amendment for performing the object identical with embodiment described herein and/or realizing other techniques and the structure of same advantage.Those skilled in the art should also be appreciated that these equivalent structures do not deviate from the spirit and scope of the present invention, and can make a variety of changes, replace and change when not deviating from the spirit and scope of the present invention.
Claims (20)
1., by a method for resource control device Resources allocation, comprising:
Received the first list of the resource apparatus of first resource requesting service request from transmitting apparatus by the processor of described resource control device;
If first resource equipment is associated with described resource control device and described first resource requesting service is authorized to, then perform the distribution of the first resource equipment in the first list of described resource apparatus;
If the first resource equipment in the first list of described resource apparatus become the distribution of work for described first resource requesting service and described first resource equipment be not described resource apparatus the first list on last resource apparatus, then send the list of surplus resources equipment to next resource control device, the first resource equipment in the list of described surplus resources equipment is associated with next resource control device described; And
If the first resource equipment in the first list of described resource apparatus is not used for described first resource requesting service by the one-tenth distribution of work, then sends to described transmitting apparatus and distribute failed message.
2. method according to claim 1, also comprises:
If the first equipment in the first list of described resource apparatus become the distribution of work for described first resource requesting service and described first resource equipment be described resource apparatus the first list on last resource apparatus, then send to described first resource requesting service and be assigned message.
3. method according to claim 1, also comprises:
If the first resource equipment in the first list of described resource apparatus become the distribution of work for described first resource requesting service and (1) described first resource equipment be described resource apparatus the first list on last resource apparatus or (2) receive and be assigned message from next resource control device described, then send to described transmitting apparatus and be assigned message.
4. method according to claim 1, also comprises:
Receive from next resource control device described and distribute failed message; And
In response to the distribution failed message from next resource control device described, discharge the distribution of the first resource equipment in the first list of described resource apparatus.
5. method according to claim 1, also comprises:
Receive the distribution failed message from next resource control device described; And
In response to the distribution failed message from next resource control device described, send the optional list of the surplus resources equipment being used for described first resource requesting service to another next resource control device, the first resource equipment in the optional list of described surplus resources equipment is associated with another next resource control device described.
6. method according to claim 1, also comprises:
Receive the second list of the resource apparatus being used for Secondary resource requesting service from another transmitting apparatus, the first resource equipment in the second list of described resource apparatus is the first resource equipment in the first list of described resource apparatus; And
Receive about all resource apparatus in the list of described surplus resources equipment whether all by become the distribution of work for described first resource requesting service confirmation after, perform the distribution of the first resource equipment in the second list of the resource apparatus of described Secondary resource requesting service.
7. method according to claim 6, wherein, performs the distribution of the first resource equipment in the second list of the resource apparatus of described first resource requesting service or described Secondary resource requesting service with the principle of prerequisite variable.
8. method according to claim 1, also comprises:
If the first resource equipment in the first list of described resource apparatus is not associated with described resource control device, then send described distribution failed message to described transmitting apparatus.
9. method according to claim 1, also comprises:
If described first resource requesting service in the predetermined list of the resource request equipment of authorizing, then determines that described first resource requesting service is authorized to.
10., by a method for resource control device releasing resource, comprising:
By the processor of described resource control device from transmitting apparatus receive be used for first resource requesting service by the list of d/d resource apparatus;
If the first resource equipment in the list of described resource apparatus is associated with described resource control device and described first resource equipment is current is allocated for described resource request equipment, then perform the release of first resource equipment;
If the first resource equipment in the list of described resource apparatus is not the last resource apparatus in the list of described resource apparatus, then to next resource control device send be used for described resource request equipment by the list of d/d surplus resources equipment, the first resource equipment in the list of described surplus resources equipment is associated with next resource control device described; And
If the first resource equipment for described resource request equipment in the list of described resource apparatus does not successfully discharge, then send release failure message to described transmitting apparatus.
11. methods according to claim 10, also comprise:
If the first resource equipment for described resource request equipment in the list of described resource apparatus be released successfully and described first resource equipment be described resource apparatus list on last resource apparatus, then send Release complete to described first resource requesting service.
12. methods according to claim 10, also comprise:
If the first resource equipment for described resource request equipment in the list of described resource apparatus be released successfully and (1) described first resource equipment be described resource apparatus list on last resource apparatus or (2) receive Release complete from next resource control device described, then send Release complete to described transmitting apparatus.
13. methods according to claim 10, also comprise:
One or more release failure message of the resource apparatus in the list about described surplus resources equipment and Release complete are fed back to described transmitting apparatus.
14. methods according to claim 10, also comprise:
If the first resource equipment in the list of described resource apparatus is not associated with described resource control device, then send described release failure message to described transmitting apparatus.
15. 1 kinds of resource control device, comprising:
Communication interface, is configured to communicate with another resource control device with resource request equipment; And
Processor, be configured to be coupled with one or more resource apparatus, described processor is configured to:
Receive the list being used for the resource apparatus of described resource request equipment be assigned with or discharge;
If the first resource equipment in the list of described resource apparatus is coupled with described processor, then perform distribution or the release of described first resource equipment; With
If described first resource equipment is not the last resource apparatus in the list of described resource apparatus, then send the list of surplus resources equipment to another resource control device described, the first resource equipment in the list of described surplus resources equipment is associated with another resource control device described.
16. resource control device according to claim 15, wherein, the distribution that described processor performs also comprises:
If the first resource equipment in the list of described resource apparatus is current be set to unallocated state, then the first resource equipment being used for described resource request equipment is set to distribution state by described processor.
17. resource control device according to claim 15, wherein, the distribution that described processor performs also comprises:
If the first resource equipment in the list of described resource apparatus is current be set to unallocated state resource and the list of described surplus resources equipment for empty, then described first resource equipment is set to wait state by described processor; And
If the first resource equipment in the list of described resource apparatus is current be set to wait state, then described processor is after the distribution receiving all resource apparatus in the list of described surplus resources equipment confirms, the first resource equipment being used for described resource request equipment is set to distribution state.
18. resource control device according to claim 15, wherein, the distribution that described processor performs also comprises:
If the first resource equipment in the list of described resource apparatus is current be set to unallocated state and the list of described surplus resources equipment for empty, then described first resource equipment is set to wait state by described processor; And
If the first resource equipment in the list of described resource apparatus is current be set to wait state, then described processor is after the distribution failed message receiving all resource apparatus in the list of described surplus resources equipment, and described first resource equipment is set to unallocated state.
19. resource control device according to claim 15, wherein, described processor is also configured to:
If described first resource equipment is the last resource apparatus in the list of described resource apparatus, then send the message representing and be assigned or discharged to described resource request equipment.
20. resource control device according to claim 15, wherein, described processor is also configured to:
Determine described resource request equipment whether in the predetermined list of the resource request equipment of authorizing; And
If described resource request equipment is not in the predetermined list of the resource request equipment of described mandate, then ignore the list of the resource apparatus by being allocated for described resource request equipment.
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| PCT/IB2013/002603 WO2014083399A1 (en) | 2012-11-29 | 2013-11-21 | Method and apparatus of resource allocation or resource release |
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| US9003039B2 (en) | 2015-04-07 |
| JP2016508244A (en) | 2016-03-17 |
| US20140149594A1 (en) | 2014-05-29 |
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| EP2926499A1 (en) | 2015-10-07 |
| MY183497A (en) | 2021-02-22 |
| KR101620471B1 (en) | 2016-05-23 |
| JP6005875B2 (en) | 2016-10-12 |
| EP2926499A4 (en) | 2016-07-13 |
| WO2014083399A1 (en) | 2014-06-05 |
| CA2887980C (en) | 2017-06-20 |
| KR20150093655A (en) | 2015-08-18 |
| HK1211761A1 (en) | 2016-05-27 |
| CA2887980A1 (en) | 2014-06-05 |
| EP2926499B1 (en) | 2018-08-01 |
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